Not clearing the continuationData could lead to use-after-free when there is an attempt to cancel an already finished future, which belongs to an already-destroyed promise. This patch fixes it be explicitly resetting continuationData to nullptr in the clearContinuation() method, which is called from the QPromise destructor. Task-number: QTBUG-103514 Pick-to: 6.5 6.4 6.2 Change-Id: I6418b3f5ad04f2fdc13a196ae208009eaa5de367 Reviewed-by: Qt CI Bot <qt_ci_bot@qt-project.org> Reviewed-by: Mårten Nordheim <marten.nordheim@qt.io> |
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| .gitignore | ||
| CMakeLists.txt | ||
| tst_qfuture.cpp | ||